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Date: Tue, 05 Apr 2005 18:41:00 -0000
From: "Maciej W. Rozycki" <macro@linux-mips.org>
To: Eric Christopher <echristo@redhat.com>
Cc: Atsushi Nemoto <anemo@mba.ocn.ne.jp>, binutils@sources.redhat.com
Subject: Re: "Error: constant too large" on mips gas
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On Mon, 4 Apr 2005, Eric Christopher wrote:

> > gas/:
> > 2005-04-04  Maciej W. Rozycki  <macro@linux-mips.org>
> > 
> > 	* config/tc-mips.c (IS_ZEXT_32BIT_NUM): New macro.
> > 	(normalize_address_expr): New function to sign-extend address 
> > 	offsets that fit into 32 bits in 32-bit mode.
> > 	(macro_build_ldst_constoffset): Use normalize_address_expr() 
> > 	instead of a handcoded sequence.
> > 	(load_register): Likewise.  Report oversized numbers in a useful 
> > 	way.
> > 	(macro) [ld_st, ldd_std]: Reject all oversized offsets, not only 
> > 	for constant addresses.  Report oversized numbers in a useful way.
> > 	(mips_ip): Use normalize_address_expr() for addresses.
> > 
> > gas/testsuite/:
> > 2005-04-04  Maciej W. Rozycki  <macro@linux-mips.org>
> > 
> > 	* gas/mips/ldstla-32.s: Exclude offsets that are now meant to fail 
> > 	and include more instructions/offsets that are meant to succeed.  
> > 	Use $4 instead $3 to avoid register dependencies.
> > 	* gas/mips/ldstla-32.d: Update accordingly.
> > 	* gas/mips/ldstla-32-shared.d: Likewise.
> > 	* gas/mips/ldstla-32-1.s: New test for offsets that are meant to 
> > 	fail.
> > 	* gas/mips/ldstla-32-1.l: Stderr output for the new test.
> > 	* gas/mips/mips.exp: Run the new test (twice).
> > 
> >  OK to apply?
> 
> OK. Some documentation on this probably wouldn't be amiss either :)

 Well, given new error cases, I'll yet have a look at resolving them.  
But specifically, what do you mean by "some documentation?"  I mean these 
error messages are self-documenting -- what else you'd consider useful?

  Maciej